Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6652723 | Hydrogen gas sensor | Norihiko Nadanami, Norobu Ishida, Takafumi Oshima, Tomonori Kondo | 2003-11-25 |
| 6554984 | Method of manufacturing a gas sensor | Shoji Kitanoya, Kenji Kato, Tomohiro Fuma, Takafumi Oshima | 2003-04-29 |
| 6533911 | Device for measuring combustible-gas concentration in an exhaust gas | Hiroki Fujita, Shoji Kitanoya, Kenji Kato, Tomohiro Fuma, Takafumi Oshima | 2003-03-18 |